What is the Greatest Common Factor of 77455 and 77471?

Greatest common factor (GCF) of 77455 and 77471 is 1.

GCF(77455,77471) = 1

We will now calculate the prime factors of 77455 and 77471, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77455 and 77471.

How to find the GCF of 77455 and 77471?

We will first find the prime factorization of 77455 and 77471. After we will calculate the factors of 77455 and 77471 and find the biggest common factor number .

Step-1: Prime Factorization of 77455

Prime factors of 77455 are 5, 7, 2213. Prime factorization of 77455 in exponential form is:

77455 = 5¹ × 7¹ × 2213¹

Step-2: Prime Factorization of 77471

Prime factors of 77471 are 77471. Prime factorization of 77471 in exponential form is:

77471 = 77471¹

Step-3: Factors of 77455

List of positive integer factors of 77455 that divides 77455 without a remainder.

1, 5, 7, 35, 2213, 11065, 15491

Step-4: Factors of 77471

List of positive integer factors of 77471 that divides 77455 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77455 and 77471. The biggest common factor number is the GCF number.
So the greatest common factor 77455 and 77471 is 1.

Also check out the Least Common Multiple of 77455 and 77471